APA Style
Caspar, Robert. (1989).
Trying to Answer Questions .
Roma:
Pontificio Instituto di Studi Arabi e d'Islamistica.
Chicago Style
Caspar, Robert.
Trying to Answer Questions.
Roma:
Pontificio Instituto di Studi Arabi e d'Islamistica,
1989.
Text.
MLA Style
Caspar, Robert.
Trying to Answer Questions.
Roma:
Pontificio Instituto di Studi Arabi e d'Islamistica,
1989.
Text.
Turabian Style
Caspar, Robert.
Trying to Answer Questions.
Roma:
Pontificio Instituto di Studi Arabi e d'Islamistica,
1989.
Print.